1What:		/config/usb-gadget/gadget/functions/uac1.name
2Date:		June 2017
3KernelVersion:	4.14
4Description:
5		The attributes:
6
7		c_chmask - capture channel mask
8		c_srate - capture sampling rate
9		c_ssize - capture sample size (bytes)
10		p_chmask - playback channel mask
11		p_srate - playback sampling rate
12		p_ssize - playback sample size (bytes)
13		req_number - the number of pre-allocated request
14			for both capture and playback
15